OpenTechnical

OT-2026-000055048

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000055048) never changes.

Identity and time

Publication numberOT-2026-000055048 · never reused
Internal UUID01a0ae86-5e81-72f2-a6d1-bc5ff5ac863c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055048
StatusPUBLIC

Content hashes

Canonical text00c6a90fa1ebe2eaf919498d43e2e3e82e8fa4e89772a7f9916db02e30d80e71
Markdown0c5a7b4cb6005f181d5ea12adafcd1d07122c538c6c6b6f45c19dff59610380d
PDF
Publication page1f82fec957b09ef587bbf9aa4c04721e27486934a0e65e06acea9ffcef95e074
Manifesta52870e55555ae1efac8cf8c094dc3dd18b75454934f50f48bbf4fdbb00b8ea8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureBK1MK2VLGFUUnA4OoNn0HNlN7SkKncBN/tckUQIC6r40wNzVbU8ACaycd1SPnNhp5CTc9OcJgnhSQQBgrgxuDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:11.629796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055048
observed 1f82fec957b09ef587bbf9aa4c04721e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.611367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055048/manifest.json
observed a52870e55555ae1efac8cf8c094dc3dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.594431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055048/publication.md
observed 0c5a7b4cb6005f181d5ea12adafcd1d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.575437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055048/publication.txt
observed 00c6a90fa1ebe2eaf919498d43e2e3e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.